Thinking of camping out at Ikea once they start selling those solar panels? While you're waiting, RoofRay will help you plan exactly how many SUNGLYÄSS units you'll need, and how much you'll save. Draw the shape of a prospective solar array on Google Maps' satellite image of your roof, enter its slope angle, and watch RoofRay calculate how much DC juice your panels will generate. It doesn't take into account exactly what kind of panels you'll be using, so of course it's an estimate, but an interesting tool for getting the general idea of how much you could knock off the electric bill. See it in action in a demo video below.

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At Gizmodo, there are few things more rewarding than eating your own words. So here I am. It’s been six months since I reviewed the apparently boring new Google Chromecast, a gadget I said “falls short” and called “a bummer.” New Google has effectively turned the Chromecast into the video game console of the future. This is me eating my own words.

If there's one thing we all want in our smartphones, it's more battery. Manufacturers keep piling on new features, but at the end of the day, many of us just want a phone that will reliably last until the end the of the day.